Some of the greatest discoveries...consist mainly in the clearing away of psychological roadblocks which obstruct the approach to reality; which is why,post factum they appear so obvious. Arthur Koestler More Quotes by Arthur Koestler More Quotes From Arthur Koestler The discoveries of yesterday are the truisms of tomorrow, because we can add to our knowledge but cannot subtract from it. Arthur Koestler yesterday discovery add ...the cosmology of a given age is not the result of unilinear, "scientific" development, but rather the most striking, imaginative symbol of its mentality- the projection of its conflicts, prejudice and specific ways of double-think onto the graceful sky. Arthur Koestler age sky thinking Death tripped down the corridor, changing step, struck out here and there, danced pirouettes; often I felt his breath on my face when he was miles away; often I fell asleep and dreamed while he stood leaning over my bed. Arthur Koestler pirouettes here-and-there bed Most of us were not afraid of death, only of the act of dying; and there were times when we overcame even this fear. At such moments we were free-men without shadows, dismissed from the ranks of the mortal; it was the most complete experience of freedom that can be granted a man. Arthur Koestler shadow dying men The Revolutionary's Utopia, which in appearance represents a complete break with the past, is always modeled on some image of the Lost Paradise, of a legendary Golden Age... All utopias are fed from the source of mythology; the social engineers' blueprints are merely revised editions of the ancient text. Arthur Koestler atheism age past Hitherto man had to live with the idea of death as an individual; from now onward mankind will have to live with the idea of its death as a species. Arthur Koestler men science death If conquerors be regarded as the engine-drivers of History, then the conquerors of thought are perhaps the pointsmen who, less conspicuous to the traveler's eye, determine the direction of the journey. Arthur Koestler eye journey history Of all forms of mental activity, the most difficult to induce even in the minds of the young, who may be presumed not to have lost their flexibility, is the art of handling the same bundle of data as before, but placing them in a new system of relations with one another by giving them a different framework, all of which virtually means putting on a different kind of thinking-cap for the moment. It is easy to teach anybody a new fact...but it needs light from heaven above to enable a teacher to break the old framework in which the student is accustomed to seeing. Arthur Koestler teacher mean art Politics can be relatively fair in the breathing spaces of history; at its critical turning points there is no other rule possible than the old one, that the end justifies the means. Arthur Koestler breathing-space mean history Nobody before the Pythagorean had thought that mathematical relations held the secret of the universe. Twenty-five centuries later, Europe is still blessed and cursed with their heritage. To non-European civilizations, the idea that numbers are the key to both wisdom and power, seems never to have occurred. Arthur Koestler power wisdom blessed one of the tests of a theory is that, once grasped, it appears self-evident. Arthur Koestler tests society self Scientists are peeping toms at the keyhole of eternity. Arthur Koestler eternity funny science Two half truths do not make a truth. Arthur Koestler half-truth half two It is impossible to decide whether a particular detail of the Pythagorean universe was the work of the master, or filled in by a pupil a remark which equally applies to Leonardo or Michelangelo . But there can be no doubt that the basic features were conceived by a single mind; that Pythagoras of Samos was both the founder of a new religious philosophy, and the founder of Science, as the word is understood today. Arthur Koestler filled-in religious philosophy If one looks with a cold eye at the mess man has made of his history, it is difficult to avoid the conclusion that he has been afflicted by some built-in mental disorder which drives him towards self-destruction. Murder within the species on an individual or collective scale is a phenomenon unknown in the whole animal kingdom, except for man, and a few varieties of ants and rats. Arthur Koestler eye animal men I profoundly admire Aldous Huxley, both for his philosophy and uncompromising sincerity. But I disagree with his advocacy of 'the chemical opening of doors into the Other World', and with his belief that drugs can procure 'what Catholic theologians call a gratuitous grace'. Chemically induced hallucinations, delusions and raptures may be frightening or wonderfully gratifying; in either case they are in the nature of confidence tricks played on one's own nervous system. Arthur Koestler other-worlds doors philosophy We know that virtue does not matter to history, and that crimes remain unpunished; but that every error had its consequences and venges itself unto the seventh generation. Arthur Koestler consequence generations errors You can't help people being right for the wrong reasons...This fear of finding oneself in bad company is not an expression of political purity; it is an expression of a lack of self-confidence. Arthur Koestler self-confidence expression people In my youth I regarded the universe as an open book, printed in the language of equations, whereas now it appears to me as a text written in invisible ink, of which in our rare moments of grace we are able to decipher a small segment. Arthur Koestler ink grace book No man is an island- he is a holon. A Janus-faced entity who, looking inward, sees himself as a self-contained unique whole, looking outward as a dependent part. His self-assertive tendency is the dynamic manifestation of his unique wholeness, his autonomy and independence as a holon. Its equally universal antagonist, the integrative tendency, expresses his dependence on the larger whole to which he belongs: his 'part-ness.'. Arthur Koestler unique islands men